I slide the stitch width adjustment slider, but I can not adjust the stitch width (zigzag width).
Check that the stitch width adjustment indicator lights up on the operation panel.
If the indicator does not light up, press the stitch width adjustment button.
The indicator lights up, and you can adjust the stitch width by sliding the stitch width adjustment slider.
Stitch width adjustment indicator
Stitch width adjustment button
Stitch width adjustment slider
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